1
Michael Anthony Gell, Michael Robert Wistow Manning, Jose Luis Fernandez Villacanas Martin: System for selective communication connection based on transaction pricing signals. British Telecommunications public company, Nixon & Vanderhye P C, September 1, 1998: US05802502 (497 worldwide citation)

A communications network in which user equipment is provided with a selecting device which communicates with a pricing device in service provider equipment. When communications or other services are required, the selection circuit polls a plurality of service providers, and the pricing circuit of ea ...


2
John Stuart Bladen, Alan Patrick Anderson: Position location system. British Telecommunications public company, Nixon & Vanderhye P C, June 22, 1999: US05913820 (350 worldwide citation)

Methods and apparatus are provided for locating the position, preferably in three dimensions, of a sensor by generating magnetic fields which are detected at the sensor. The magnetic fields are generated from a plurality of locations and, in one embodiment of the invention, enable both the orientati ...


3
Hilary Lyndsay Williams: Portable computers. British Telecommunications public company, Nixon & Vanderhye P C, October 18, 2005: US06956564 (252 worldwide citation)

A portable computer arranged to rest comfortably in the hand has a small display screen. Accelerometers capable of detecting movement of the pen with respect to gravity provide input to a microcontroller which selects a response from a number of viewing modes. The pen may be held in either hand and ...


4
John R Fox, Edwin J Powter, William K Ritchie: Wideband cable network. British Telecommunications public company, Nixon & Vanderhye, November 24, 1987: US04709418 (250 worldwide citation)

In an interactive wideband cable network in which several wideband services, such as television or video signals, can be provided simultaneously from a central service position to a remote wideband switch to which several customers are connected, the central service position is connected to the wide ...


5
Si T S Chia: Location determination and handover in mobile radio systems. British Telecommunications public company, Nixon & Vanderhye, February 28, 1995: US05394158 (250 worldwide citation)

A handover initiation system for a cellular radio network comprises means for determining both the distance of a mobile user from a cell base station based on propagation delay techniques and means for measuring the signal strength to determine the path taken by the mobile user. In a busy area micro ...


6
Alan E Owen, Anthony J Snell, Janos Hajto, Peter G Lecomber, Mervyn J Rose: Amorphous silicon memory. British Telecommunications public company, Nixon & Vanderhye, November 1, 1994: US05360981 (244 worldwide citation)

An analogue memory device comprises a layer of doped amorphous silicon located between a first conducting layer metal contact layer of V, Co, Ni, Pd, Fe or Mn. It has been found that the selection of one of these metals as the contact exerts a significant effect on the properties of the device, e.g. ...


7
Michael Graham Burt: Optical fibre with quantum dots. British Telecommunications public company, Nixon & Vanderhye P C, March 9, 1999: US05881200 (233 worldwide citation)

An optical fiber includes a tubular glass cladding with a central opening filled with a colloidal solution of quantum dots in a support medium. The quantum dots may be caused to produce luminescence in response to input optical radiation, for example to produce optical amplification or laser radiati ...


8
David Lesaint, Christos Voudouris, Nader Azarmi, Robert N W Laithwaite, John J O&apos Donoghue, Andrew P Noble, Paul Walker, Ian S Alletson: Method and apparatus for resource allocation when schedule changes are incorporated in real time. British Telecommunications public company, Nixon & Vanderhye P C, June 10, 2003: US06578005 (221 worldwide citation)

A plurality of resources, typically service operatives, are allocated to a plurality of tasks by a method in which initial information relating to the tasks to be allocated and the resources available to perform the tasks is provided. An initial series of schedules is first generated allocating reso ...


9
Paul Walker, Robert N W Laithwaite, John Denman, David Morton, Gerwyn L Williams, Mike Jubb, Alan Taylor: Resource allocation. British Telecommunications public company, Nixon & Vanderhye P C, October 5, 1999: US05963911 (208 worldwide citation)

In order to optimize the utilization of resources (e.g., technicians) in performing a number of jobs, each job is assigned a cost time-dependent function and each resource is assessed for the time at which it will be available. For each combination of jobs with resources, an actual can be determined ...


10
Colin Lowe, Nicolae Marius Busuioc, Nigel Geoffrey Dadge: Billing system. British Telecommunications public company, Nixon & Vanderhye P C, March 25, 2003: US06539082 (189 worldwide citation)

A billing system for a telecommunications network uses a monitoring software agent to monitor messages, indicative of individual calls on the network, passing between a service switching point and a service control point. Call record information is extracted and is stored in a local call record data ...



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